Earnings (Loss) Per Share - Reconciliation of Basic Shares to Diluted Shares (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net income (loss) available to common shareholders	$ (4)	$ (31)	$ (6)	$ (47)
Basic
Basic, Weighted-average common shares outstanding (in shares)	140	137	139	137
Diluted
Effect of dilutive shares (in shares)	0	0	0	0
Diluted, Weighted-average common shares outstanding (in shares)	140	137	139	137
Earnings (loss) per share:
Basic (in usd per share)	$ (0.03)	$ (0.23)	$ (0.04)	$ (0.34)
Diluted (in usd per share)	$ (0.03)	$ (0.23)	$ (0.04)	$ (0.34)
Potential dilutive securities (in shares)	6	5	6	5
Net Income (Loss) Available to Common Stockholders, Diluted	$ (4)	$ (31)	$ (6)	$ (47)